39 nuclear societies, representing 50,000 scientists from 36 countries from all five continents jointly signed a declaration that presents their commitment to the fight against climate change during International Congress on Advances on nuclear Power Plants in Nice (France), on the 4th of May 2015.

By signing the declaration, the associations say they "recognize that nuclear energy is one of a handful of options available at scale which can help to reduce energy related greenhouse gas emissions".

Iskren Cvetkov, the President of the Young Generation Network of the BgNS, signed the Declaration on behalf of the Bulgarian Nuclear Society.